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--TEST--
Simple math tests
--FILE--
<?php
define('LONG_MAX', is_int(5000000000)? 9223372036854775807 : 0x7FFFFFFF);
define('LONG_MIN', -LONG_MAX - 1);
printf("%d,%d,%d,%d\n",is_int(LONG_MIN ),is_int(LONG_MAX ),
is_int(LONG_MIN-1),is_int(LONG_MAX+1));
var_dump(1 === abs(-1));
var_dump(1.5 === abs(-1.5));
var_dump(1 === abs("-1"));
var_dump(1.5 === abs("-1.5"));
var_dump(-LONG_MIN+1 === abs(LONG_MIN-1));
var_dump(-LONG_MIN === abs(LONG_MIN));
var_dump(-(LONG_MIN+1) === abs(LONG_MIN+1));
?>
--EXPECT--
1,1,0,0
bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
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